Chain Size

chain-size

Chart: Chain Size

Parameters

Name	Type	Description	Required
start_date	string	Start date in YYYY-MM-DD format	No
end_date	string	End date in YYYY-MM-DD format	No
latest	bool	If true, returns the current value	No

Output

Index	Name	Type	Description
0	date	string	Date (ISO)
1	cumulative_blockchain_size	string	Cumulative blockchain size (GB)
2	daily_size	string	Daily size (MB, 30-day avg)
3	size_yoy_growth	string	Size YoY growth (%)

Example Request

https://charts.bitbo.io/api/v1/chain-size/?start_date=2026-04-06&end_date=2026-04-08

Example Request with Latest

https://charts.bitbo.io/api/v1/chain-size/?latest=true

Code Samples

cURL

curl "https://charts.bitbo.io/api/v1/chain-size/?start_date=2026-04-06&end_date=2026-04-08&api_key=YOUR_API_KEY"

Python

import requests

url = "https://charts.bitbo.io/api/v1/chain-size/"
params = {
    "start_date": "2026-04-06",
    "end_date": "2026-04-08",
    "api_key": "YOUR_API_KEY"
}

response = requests.get(url, params=params)
data = response.json()
print(data)

JavaScript

const url = "https://charts.bitbo.io/api/v1/chain-size/";
const params = new URLSearchParams({
  start_date: "2026-04-06",
  end_date: "2026-04-08",
  api_key: "YOUR_API_KEY"
});

const response = await fetch(`${url}?${params}`);
const data = await response.json();
console.log(data);

Go

package main

import (
	"fmt"
	"io"
	"net/http"
)

func main() {
	req, _ := http.NewRequest("GET", "https://charts.bitbo.io/api/v1/chain-size/?start_date=2026-04-06&end_date=2026-04-08&api_key=YOUR_API_KEY", nil)

	resp, err := http.DefaultClient.Do(req)
	if err != nil {
		panic(err)
	}
	defer resp.Body.Close()

	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

Example Output

{
  "data": [
    [
      "2026-04-06",
      "813.6613102700000000",
      "329.60387204129032258560",
      "14.4952"
    ],
    [
      "2026-04-07",
      "814.0095225600000000",
      "331.77557553548387096576",
      "14.5123"
    ],
    [
      "2026-04-08",
      "814.3703287000000000",
      "334.01631281548387096576",
      "14.5254"
    ]
  ]
}